#ifndef __KERNEL_GLOBAL_H
#define __KERNEL_GLOBAL_H
#include "stdint.h"

#define RPL0 0
#define RPL1 1
#define RPL2 2
#define RPL3 3

#define TI_GDT 0 
#define TI_LDT 1

#define SELECTOR_K_CODE     ((1<<3) + (TI_GDT << 2) + RPL0)
#define SELECTOR_K_DATA     ((2<<3) + (TI_GDT << 2) + RPL0)
#define SELECTOR_K_STACK    SELECTOR_K_DATA 
#define SELECTOR_K_GS       ((3<<3) + (TI_GDT << 2) + RPL0)

/*--------------------IDT描述符属性------------------------*/
#define IDT_DESC_P      1
#define IDT_DESC_DPL0   0
#define IDT_DESC_DPL3   0
#define IDT_DESC_32_TYPE   0xE
#define IDT_DESC_16_TYPE   0x6

#define IDT_DESC_ATTR_DPL0 ((IDT_DESC_P << 7) + (IDT_DESC_DPL0 << 5) + IDT_DESC_32_TYPE)
#define IDT_DESC_ATTR_DPL3 ((IDT_DESC_P << 7) + (IDT_DESC_DPL3 << 5) + IDT_DESC_32_TYPE)

#endif